A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 5835-00-617-3578
NSN 5920-01-010-3293
NSN 6130-01-123-1096
NSN 5998-01-342-0248
NSN 6105-01-401-5361
NSN 5975-01-070-2423
NSN 4140-00-707-5963
NSN 6145-01-572-2921
NSN 6645-00-935-7046
NSN 6320-01-607-1491
NSN 6150-01-503-0658
NSN 5935-01-644-2700